Besides sharing black paint, both of our test cars were the first Mustangs to get their respective Kenne Bell blower kits. Randy Farbowich kindly lent his GT500 to KB for test duty and is now enjoying some serious high-power action. The GT500 remains the most durable, easy-to-tune sledgehammer available to the modern Mustang enthusiast. If it’s 800 hp to the tires you need, this platform does it with off-the-shelf parts.